Difference between revisions of "Known Problems"
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*[[Problem with non-ThinkPad hard disks|Non-ThinkPad hard disks]] <tt>(T43, X41, R52)</tt> | *[[Problem with non-ThinkPad hard disks|Non-ThinkPad hard disks]] <tt>(T43, X41, R52)</tt> | ||
*[[Problems with SATA and Linux|SATA and Linux]] <tt>(T43, X41, R52, Z60)</tt> | *[[Problems with SATA and Linux|SATA and Linux]] <tt>(T43, X41, R52, Z60)</tt> | ||
| + | *[[How to put SATA in old ThinkPads#over-validated input|SATA performance limited to UDMA 2]] (A31p R32 T23 T30 X22 X23 X24) | ||
==Network Problems== | ==Network Problems== | ||
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*[[Problem with audio jacks | Audio jacks not working properly]] <tt>(TP T43)</tt> | *[[Problem with audio jacks | Audio jacks not working properly]] <tt>(TP T43)</tt> | ||
*[[Problem with ALSA audio output | No audio heard with kernel 2.6.11+/ALSA]] <tt>(TP T43, T40)</tt> | *[[Problem with ALSA audio output | No audio heard with kernel 2.6.11+/ALSA]] <tt>(TP T43, T40)</tt> | ||
| − | *[[Problem with audio clipping|Audio clipping]] <tt>(TP T43)</tt> | + | *[[Problem with audio clipping|Audio clipping]] <tt>(TP T43, R52)</tt> |
*[[Problem with no sound on ThinkPad R60e | No Sound on ThinkPad R60e and T60]] <tt>(R60e, T60)</tt> | *[[Problem with no sound on ThinkPad R60e | No Sound on ThinkPad R60e and T60]] <tt>(R60e, T60)</tt> | ||
Revision as of 20:38, 3 February 2015
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Information on known problems with certain ThinkPad models. |
Display Problems
- Console unusable (models with savage video chipset: T2x, A22e)
- Dead pixels on TFT displays (all models)
- DVI throughput on port replicators and docks (models from 2000-2004)
- Problems with ATI proprietary fglrx display driver (ATI Radeon models)
- Garbled Screen (T40, T41, T42, R32, R40, R50p, R51, A30, A31, A31p)
- Inverter broken (all models)
- Key and Trackpoint markings on display
- Radeon 7500 "DynamicClocks" randomly hangs (TP T4x, Xorg-X11 bug report)
- Red shadow on display (TP T41p)
- Red tinted display (TP 23)
- Unmovable square black X in X (TP T2x)
- System Lockups related to video adapter (TP T2x)
- System Lockups related to video adapter T42 (TP T42, T42p)
- Video blanks after closing and opening lid (X41)
- System lockup soon after starting xorg 6.9.x (TP T4x)
- Video output switching
- Video brightness up keys don't work or cause crashes
- VGA-out will die and needs mainboard replacing (X61)
- Getting the most from your NVidia hardware on a T530 with Debian linux
- APS harddisk parking (models featuring APS)
- BIOS hangs with harddrive sized over 8G (560)
- Clicking Hard Drive (models with Hitachi's 5k80 hard drive)
- Non-ThinkPad hard disks (T43, X41, R52)
- SATA and Linux (T43, X41, R52, Z60)
- SATA performance limited to UDMA 2 (A31p R32 T23 T30 X22 X23 X24)
Network Problems
- 3Com 10/100 Ethernet card not recognized (models with that card)
- "Unauthorized" MiniPCI Wireless Network card error (Error 1802) (Recent TPs)
- Cisco Aironet Wireless 802.11b fails to work with certain firmware versions
- Error 01C9: More than one Ethernet Devices are found (Atheros WLAN MiniPCI) (T23, T30, A31p, R40 and others)
- Problem with e1000: EEPROM Checksum Is Not Valid (T60, X60, may be others)
- Problem with e1000: 99.9% packet loss on 7.x drivers (Recent TPs)
- Problem with 3945ABG: Internal wifi cannot associate with AP (T60, probably others)
- Need to disable V90/V92/56K modem speed (BMDC-2 on X40)
Power Management, AC-adapter or Battery Problems
- 600 series Battery dying prematurely (TP 600/E/X)
- AC-Adapter damaged, plastic housing melted (240, 390, i and s models)
- ACPI suspend-to-ram (ACPI sleep troubles)
- Blank display after resume (various models)
- High power drain in ACPI sleep (various models)
- LCD backlight remaining on during ACPI sleep (various models)
- Fan noise (TP T4x/p, TP R5x/p)
- Checking battery status causes mouse to jerk around (R31)
- Battery drains despite seemingly being charged (A/C adapter issues)
- High pitch noises (several models)
- CPU frequency scaling locks up when on AC power only (several models)
- Immediate restarts from suspend, hibernate, and halt (several models)
- Replacing your AC Adapter or AC/DC Combo adapter (many models)
Sound Problems
- Broken sound on ThinkPad 600/E (TP 600/E/X, 770Z)
- Audio jacks not working properly (TP T43)
- No audio heard with kernel 2.6.11+/ALSA (TP T43, T40)
- Audio clipping (TP T43, R52)
- No Sound on ThinkPad R60e and T60 (R60e, T60)
Misc Problems
- System randomly freezes and requires hard reset (X61s and all newer systems including X,T,R,Z series)
- Casing malformed by bending/twising (X41)
- Problem with failing memory slot (T30, some T2x and X3x models)
- Dock USB Ports (T30/X21)
- High-pitch noise from AC-Adapter (T60/p)
- lm_sensors kills ThinkPads (TP 570E, 770X/Z, 600E/X, 240, X20)
- USB 2.0 problems (T40/T41/X40)
- Firmware issues
- Problem with hot surfaces (T43)
- Problem with disabled VT (Z61t, X60, X60s)
- Unable to create recovery cds when another python is installed on the system (T43p)
- Problems accessing cdrom drive (T400)
- Overheating (X200)
- Problem with Overheating then reboot since Ubuntu 11.10 (T500)
- Problem with failing Zip drive (Zip 250 for Ultrabay 2000)
